fix Intel macOS wheel runner

Author: motdotla

.github/workflows/ci.yml

@@ -43,7 +43,7 @@ jobs:
           - os: ubuntu-latest
             target: aarch64
             manylinux: "2014"
-          - os: macos-13
+          - os: macos-15-intel
             target: x86_64
           - os: macos-14
             target: aarch64